On a hot November day in the tropical forest of Arecibo, Puerto Rico, amongst the croaking of coquís, the message went out. Warbling audio crackled over loudspeakers—the audible result of the work of ...

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is arguing that our inaugural contact is more likely to be a distress call, the ...

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The SETI Institute continues to push the boundaries of space exploration and our understanding of the universe. From deciphering alien messages to searching for extraterrestrial intelligence and ...

A simulated “alien” signal sent by a Nasa orbiter circling Mars has finally been cracked after months by a father-daughter duo, revealing the cosmic coded message. Nasa collaborated with SETI ...

The message behind A Sign In Space, as found by Ken and Keli Chaffin. Credit: Ken and Keli Chaffin via A Sign In Space Last year, contemporary artist Daniela de Paulis partnered with the European ...